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Plasma steel sheet cutting direction loading attachment
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Steel sheet flame cutting protector
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Ecological environment-friendly street brick
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Coolant liquid filter equipment for digit control machine tool
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Cutting fluid sprinkler for digit control machine tool
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Train carriage running in vacuum pipeline
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Waste collecting device for machine tool machining
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Coolant liquid recovery unit for digit control machine tool
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Shaft part polishing machine tool
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Feeding device for machine tool
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Water spraying device for machining of numerical control machine tool
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Scrap cleaning device for mechanical drilling machine
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Practical catheter
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Breathing machine and using method
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Highway, pavement structure and construction method of highway pavement
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Construction method of highway pavement
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Metal heat treatment device
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Heat treatment equipment
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Inspection shaft lid is used to municipal infrastructure with theftproof effect
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Multistage two-sided coating machine
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